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Area Code 618200 - BENTON - - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618201 - CARBONDALE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618203 - CARBONDALE - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618204 - OPDYKE - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618205 - COLLINSVILLE - Landline - WINDSTREAM NUVOX ILLINOIS, INC. - IL
Area Code 618206 - COLLINSVILLE - Landline - WINDSTREAM NUVOX ILLINOIS, INC. - IL
Area Code 618207 - BELLEVILLE - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618208 - WOOD RIVER - Landline - WINDSTREAM NUVOX ILLINOIS, INC. - IL
Area Code 618209 - HARRISBURG - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618210 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618212 - COLLINSVILLE - Landline - WINDSTREAM NUVOX ILLINOIS, INC. - IL
Area Code 618213 - COLLINSVILLE - Landline - WINDSTREAM NUVOX ILLINOIS, INC. - IL
Area Code 618214 - MOUNT VERNON - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618215 - COLLINSVILLE - Landline - WINDSTREAM NUVOX ILLINOIS, INC. - IL
Area Code 618216 - COLLINSVILLE - Landline - WINDSTREAM NUVOX ILLINOIS, INC. - IL
Area Code 618218 - BENTON - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618219 - COLLINSVILLE - Landline - WINDSTREAM NUVOX ILLINOIS, INC. - IL
Area Code 618220 - BELLEVILLE - - SBC ATT ILLINOIS
Area Code 618221 - CARBONDALE - Cellphone -
Area Code 618222 - SMITHTON - Landline - SBC ATT ILLINOIS
Area Code 618223 - BELLEVILLE - Cellphone - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618224 - TRENTON - Landline - SBC ATT ILLINOIS
Area Code 618225 - VENICE - Landline - SBC ATT ILLINOIS
Area Code 618226 - SANDOVAL - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618227 - CARLYLE - Landline - SBC ATT ILLINOIS
Area Code 618228 - GERMANTOWN - Landline - SBC ATT ILLINOIS
Area Code 618229 - BELLEVILLE - Landline - SBC ATT ILLINOIS
Area Code 618230 - EAST SAINT LOUIS - Cellphone - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Area Code 618231 - CENTRALIA - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618232 - KAMPSVILLE - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618233 - FAIRVIEW HEIGHTS - Landline - SBC ATT ILLINOIS
Area Code 618234 - SMITHTON - Landline - SBC ATT ILLINOIS
Area Code 618235 - SMITHTON - Landline - SBC ATT ILLINOIS
Area Code 618236 - SMITHTON - Landline - SBC ATT ILLINOIS
Area Code 618237 - NASHVILLE - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618238 - FARINA - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618239 - SMITHTON - Landline - SBC ATT ILLINOIS
Area Code 618240 - MOUNT CARMEL - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618241 - MOUNT VERNON - Landline - SBC ATT ILLINOIS
Area Code 618242 - OPDYKE - Landline - SBC ATT ILLINOIS
Area Code 618243 - ADDIEVILLE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618244 - OPDYKE - Landline - SBC ATT ILLINOIS
Area Code 618245 - IUKA - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618246 - MOUNT VERNON - Landline - SBC ATT ILLINOIS
Area Code 618247 - SANDOVAL - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618248 - NEW BADEN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618249 - WOODLAWN - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618250 - COLLINSVILLE - - LEAP WIRELESS INTL, INC. DBA CRICKET COMM, INC.
Area Code 618251 - HARTFORD - Landline - SBC ATT ILLINOIS
Area Code 618252 - CARRIER MILLS - Landline - FRONTIER NORTH, INC. - IL
Area Code 618253 - CARRIER MILLS - Landline - FRONTIER NORTH, INC. - IL
Area Code 618254 - ROXANA - Landline - SBC ATT ILLINOIS
Area Code 618255 - ALTON - Landline - SBC ATT ILLINOIS
Area Code 618256 - BELLEVILLE - Landline - SBC ATT ILLINOIS
Area Code 618257 - SMITHTON - Landline - SBC ATT ILLINOIS
Area Code 618258 - ALTON - Landline - SBC ATT ILLINOIS
Area Code 618259 - BETHALTO - Landline - SBC ATT ILLINOIS
Area Code 618260 - GALATIA - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618261 - EAST SAINT LOUIS - Landline - SBC ATT ILLINOIS
Area Code 618262 - MOUNT CARMEL - Landline - FRONTIER NORTH, INC. - IL
Area Code 618263 - MOUNT CARMEL - Landline - FRONTIER NORTH, INC. - IL
Area Code 618264 - GOLCONDA - Landline - SHAWNEE TELEPHONE CO.
Area Code 618265 - ENFIELD - Landline - FRONTIER NORTH, INC. - IL
Area Code 618266 - TEXICO - Landline - SBC ATT ILLINOIS
Area Code 618267 - CENTRALIA - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618268 - ELDORADO - Landline - FRONTIER NORTH, INC. - IL
Area Code 618269 - JUNCTION - Landline - FRONTIER NORTH, INC. - IL
Area Code 618271 - EAST SAINT LOUIS - Landline - SBC ATT ILLINOIS
Area Code 618272 - JUNCTION - Landline - FRONTIER NORTH, INC. - IL
Area Code 618273 - RALEIGH - Landline - FRONTIER NORTH, INC. - IL
Area Code 618274 - EAST SAINT LOUIS - Landline - SBC ATT ILLINOIS
Area Code 618275 - ELIZABETHTOWN - Landline - SHAWNEE TELEPHONE CO.
Area Code 618276 - HARRISBURG - Landline - SHAWNEE TELEPHONE CO.
Area Code 618277 - SMITHTON - Landline - SBC ATT ILLINOIS
Area Code 618278 - DORSEY - Landline - FRONTIER COMMUNICATIONS OF MIDLAND, INC.
Area Code 618279 - NASON - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618280 - SHAWNEETOWN - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618281 - COLUMBIA - Landline - HARRISONVILLE TELEPHONE CO.
Area Code 618282 - PRAIRIE DU ROCHER - Landline - HARRISONVILLE TELEPHONE CO.
Area Code 618283 - VANDALIA - Landline - SBC ATT ILLINOIS
Area Code 618284 - EVANSVILLE - Landline - HARRISONVILLE TELEPHONE CO.
Area Code 618285 - ROSICLARE - Landline - SHAWNEE TELEPHONE CO.
Area Code 618286 - COLUMBIA - Landline - HARRISONVILLE TELEPHONE CO.
Area Code 618287 - ELIZABETHTOWN - Landline - SHAWNEE TELEPHONE CO.
Area Code 618288 - COLLINSVILLE - Landline - SBC ATT ILLINOIS
Area Code 618289 - CAVE IN ROCK - Landline - SHAWNEE TELEPHONE CO.
Area Code 618291 - CARBONDALE - Cellphone - AMERICAN MESSAGING (AM), INC.
Area Code 618292 - CENTRALIA - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618293 - FAIRVIEW HEIGHTS - Landline - SBC ATT ILLINOIS
Area Code 618294 - BELLEVILLE - Landline - DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL
Area Code 618295 - LENZBURG - Landline - FRONTIER NORTH, INC. - IL
Area Code 618296 - EDWARDSVILLE - Landline - SBC ATT ILLINOIS
Area Code 618297 - ELDORADO - Landline - DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL
Area Code 618298 - BROWNS - Landline - FRONTIER NORTH, INC. - IL
Area Code 618299 - LANCASTER - Landline - FRONTIER NORTH, INC. - IL
Area Code 618300 - CASEYVILLE - Landline - YMAX COMMUNICATIONS CORP. - IL
Area Code 618301 - COLLINSVILLE - Landline - WINDSTREAM NUVOX ILLINOIS, INC. - IL
Area Code 618302 - ALBION - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618303 - CARBONDALE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618304 - BREESE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618305 - CARBONDALE - Landline - AT&T LOCAL
Area Code 618306 - CAIRO - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618307 - COLLINSVILLE - Landline - WINDSTREAM NUVOX ILLINOIS, INC. - IL
Area Code 618308 - DAHLGREN - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618309 - METROPOLIS - Landline - AT&T LOCAL
Area Code 618310 - BELLEVILLE - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618313 - RIDGWAY - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618314 - NASHVILLE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618315 - OPDYKE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618316 - OPDYKE - Cellphone - NEXTEL COMMUNICATIONS, INC.
Area Code 618317 - SPARTA - Landline - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618318 - PINCKNEYVILLE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618319 - CARBONDALE - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618320 - EAST SAINT LOUIS - Cellphone -
Area Code 618321 - MARYVILLE - Cellphone - AMERICAN MESSAGING (AM), INC.
Area Code 618322 - CENTRALIA - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618323 - SALEM - Landline - SBC ATT ILLINOIS
Area Code 618324 - GLEN CARBON - Cellphone - AMERICAN MESSAGING (AM), INC.
Area Code 618325 - MARYVILLE - Cellphone - AMERICAN MESSAGING (AM), INC.
Area Code 618326 - SMITHBORO - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618327 - NASHVILLE - Landline - SBC ATT ILLINOIS
Area Code 618328 - DOW - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618329 - NASHVILLE - Landline - EGYPTIAN TELEPHONE COOPERATIVE ASSOCIATION
Area Code 618330 - VILLA RIDGE - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618331 - CARBONDALE - Landline - MCIMETRO ACCESS TRANSMISSION SERVICES LLC
Area Code 618332 - EAST SAINT LOUIS - Landline - SBC ATT ILLINOIS
Area Code 618333 - CARTERVILLE - Cellphone - NOVACOM, INC.
Area Code 618334 - COLLINSVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618335 - CAIRO - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618336 - TAMAROA - Landline - EGYPTIAN TELEPHONE COOPERATIVE ASSOCIATION
Area Code 618337 - EAST SAINT LOUIS - Landline - SBC ATT ILLINOIS
Area Code 618338 - GLEN CARBON - Cellphone - AMERICAN MESSAGING (AM), INC.
Area Code 618339 - CENTRALIA - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618340 - RED BUD - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618341 - COLLINSVILLE - Cellphone - AMERICAN MESSAGING (AM), INC.
Area Code 618342 - OLMSTED - Landline - FRONTIER NORTH, INC. - IL
Area Code 618343 - CASEYVILLE - Landline - SBC ATT ILLINOIS
Area Code 618344 - MARYVILLE - Landline - SBC ATT ILLINOIS
Area Code 618345 - MARYVILLE - Landline - SBC ATT ILLINOIS
Area Code 618346 - CASEYVILLE - Landline - SBC ATT ILLINOIS
Area Code 618347 - SAINT ELMO - Landline - FRONTIER COMMUNICATIONS OF MIDLAND, INC.
Area Code 618348 - TAMAROA - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618349 - VANDALIA - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618350 - CARBONDALE - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618351 - MAKANDA - Landline - FRONTIER NORTH, INC. - IL
Area Code 618352 - CENTRALIA - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618353 - CARBONDALE - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618354 - CLAREMONT - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618355 - BELLEVILLE - Landline - SBC ATT ILLINOIS
Area Code 618356 - BUNKER HILL - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618357 - DU QUOIN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618358 - PINCKNEYVILLE - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618359 - CENTRALIA - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618360 - DIX - Landline - SBC ATT ILLINOIS
Area Code 618361 - WOOD RIVER - Cellphone - AMERICAN MESSAGING (AM), INC.
Area Code 618362 - SHIPMAN - Landline - FRONTIER COMMUNICATIONS OF MIDLAND, INC.
Area Code 618363 - MARYVILLE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618364 - MARION - Landline - AT&T LOCAL
Area Code 618365 - COLLINSVILLE - Landline - SBC INTERNET SERVICES, INC.
Area Code 618366 - WALSH - Landline - SOUTHWESTERN BELL
Area Code 618367 - CENTRALIA - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618368 - HARDIN - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618369 - MARYVILLE - Cellphone - AMERICAN MESSAGING (AM), INC.
Area Code 618370 - MEDORA - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618371 - TAMAROA - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618372 - ALTON - Landline - SBC ATT ILLINOIS
Area Code 618373 - COLLINSVILLE - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618374 - DOW - Landline - SBC ATT ILLINOIS
Area Code 618375 - CROSSVILLE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618376 - GRAFTON - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618377 - DORSEY - Landline - SBC ATT ILLINOIS
Area Code 618378 - NORRIS CITY - Landline - FRONTIER NORTH, INC. - IL
Area Code 618379 - NORRIS CITY - Landline - DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL
Area Code 618380 - CARMI - Landline - DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL
Area Code 618381 - COLLINSVILLE - Landline - INTERMEDIA COMMUNICATIONS INC. - IL
Area Code 618382 - CARMI - Landline - FRONTIER NORTH, INC. - IL
Area Code 618383 - CARMI - Landline - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618384 - CARMI - Landline - FRONTIER NORTH, INC. - IL
Area Code 618385 - TAMAROA - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618386 - CARTERVILLE - Landline - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Area Code 618387 - CARMI - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618388 - OLNEY - Landline - BITWISE COMMUNICATIONS, INC. - IL
Area Code 618389 - ASHLEY - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618390 - WOODLAWN - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618391 - GLEN CARBON - - SBC ATT ILLINOIS
Area Code 618392 - OLNEY - Landline - FRONTIER NORTH, INC. - IL
Area Code 618393 - OLNEY - Landline - FRONTIER NORTH, INC. - IL
Area Code 618394 - CASEYVILLE - Landline - SBC ATT ILLINOIS
Area Code 618395 - OLNEY - Landline - FRONTIER NORTH, INC. - IL
Area Code 618396 - BRUSSELS - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618397 - CASEYVILLE - Landline - SBC ATT ILLINOIS
Area Code 618398 - CASEYVILLE - Landline - SBC ATT ILLINOIS
Area Code 618399 - EAST SAINT LOUIS - Landline - SBC ATT ILLINOIS
Area Code 618401 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618402 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618403 - MARYVILLE - Cellphone -
Area Code 618404 - ANNA - Landline -
Area Code 618405 - RED BUD - Landline - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Area Code 618406 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618407 - EDWARDSVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618408 - CARLYLE - - SBC INTERNET SERVICES, INC.
Area Code 618409 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618410 - COLLINSVILLE - Cellphone - NEXTEL COMMUNICATIONS, INC.
Area Code 618412 - CARBONDALE - Cellphone - NEXTEL COMMUNICATIONS, INC.
Area Code 618413 - CAIRO - Landline -
Area Code 618414 - COLLINSVILLE - Cellphone -
Area Code 618415 - AVA - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618416 - BELLEVILLE - Landline - CHARTER FIBERLINK - ILLINOIS, LLC - IL
Area Code 618418 - CARBONDALE - Landline -
Area Code 618420 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618421 - CARBONDALE - Landline - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Area Code 618422 - ADDIEVILLE - Cellphone - AMERICAN MESSAGING (AM), INC.
Area Code 618423 - BINGHAM - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618424 - OKAWVILLE - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618425 - KEYESPORT - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618426 - VERGENNES - Landline - FRONTIER NORTH, INC. - IL
Area Code 618427 - BROWNSTOWN - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618428 - COWDEN - Landline - FRONTIER COMMUNICATIONS OF MIDLAND, INC.
Area Code 618429 - MARYVILLE - Cellphone - DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL
Area Code 618430 - ALTAMONT - - MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL
Area Code 618431 - VANDALIA - - BIG RIVER TELEPHONE COMPANY, LLC - MO
Area Code 618432 - SHOBONIER - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618433 - BETHALTO - Landline - SBC ATT ILLINOIS
Area Code 618434 - MURPHYSBORO - Landline - T-MOBILE USA, INC.
Area Code 618435 - LOGAN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618436 - CENTRALIA - Landline - SBC ATT ILLINOIS
Area Code 618437 - EWING - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618438 - LOGAN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618439 - LOGAN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618440 - JOHNSTON CITY - Landline -
Area Code 618441 - ASHLEY - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618442 - WEST SALEM - Landline - FRONTIER NORTH, INC. - IL
Area Code 618443 - STEELEVILLE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618444 - COLLINSVILLE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618445 - MOUNT CARMEL - Landline - FRONTIER NORTH, INC. - IL
Area Code 618446 - MOUNT CARMEL - Landline - WABASH TELEPHONE COOPERATIVE, INC.
Area Code 618447 - COLLINSVILLE - Cellphone - UNITED STATES CELLULAR CORP. - ILLINOIS
Area Code 618448 - MASCOUTAH - - DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL
Area Code 618449 - SPARTA - - BIG RIVER TELEPHONE COMPANY, LLC - MO
Area Code 618450 - MOUNT CARMEL - - BIG RIVER TELEPHONE COMPANY, LLC - MO
Area Code 618451 - VENICE - Landline - SBC ATT ILLINOIS
Area Code 618452 - VENICE - Landline - SBC ATT ILLINOIS
Area Code 618453 - MURPHYSBORO - Landline - FRONTIER NORTH, INC. - IL
Area Code 618454 - OBLONG - - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Area Code 618455 - WEST LIBERTY - Landline - FRONTIER NORTH, INC. - IL
Area Code 618456 - CALHOUN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618457 - MAKANDA - Landline - FRONTIER NORTH, INC. - IL
Area Code 618458 - PRAIRIE DU ROCHER - Landline - HARRISONVILLE TELEPHONE CO.
Area Code 618459 - STAUNTON - Landline - MADISON TELEPHONE CO.
Area Code 618460 - LOUISVILLE - - MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL
Area Code 618461 - ST ELMO - - MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL
Area Code 618462 - ALTON - Landline - SBC ATT ILLINOIS
Area Code 618463 - ALTON - Landline - SBC ATT ILLINOIS
Area Code 618464 - NASHVILLE - - CHARTER FIBERLINK - ILLINOIS, LLC - IL
Area Code 618465 - ALTON - Landline - SBC ATT ILLINOIS
Area Code 618466 - BRIGHTON - Landline - SBC ATT ILLINOIS
Area Code 618467 - ALTON - Landline - SBC ATT ILLINOIS
Area Code 618468 - GODFREY - Landline - SBC ATT ILLINOIS
Area Code 618469 - ROBINSON - - MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL
Area Code 618470 - COLLINSVILLE - Landline -
Area Code 618472 - MOUNT VERNON - - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618473 - MILLSTADT - Landline - FRONTIER NORTH, INC. - IL
Area Code 618474 - BETHALTO - Landline - SBC ATT ILLINOIS
Area Code 618475 - LENZBURG - Landline - SBC ATT ILLINOIS
Area Code 618476 - BELLEVILLE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618477 - COLLINSVILLE - - AERO COMMUNICATIONS, INC - IL
Area Code 618478 - HOYLETON - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618479 - SALEM - - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618480 - OBLONG - - MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL
Area Code 618482 - EAST SAINT LOUIS - Landline - SBC ATT ILLINOIS
Area Code 618483 - MASON - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618484 - BELLEVILLE - Cellphone - AMERICAN MESSAGING (AM), INC.
Area Code 618485 - DU BOIS - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618487 - SHUMWAY - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618488 - POCAHONTAS - Landline - ALHAMBRA - GRANTFORK TELEPHONE CO.
Area Code 618489 - FAIRVIEW HEIGHTS - Landline - SBC ATT ILLINOIS
Area Code 618490 - CARBONDALE - - MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL
Area Code 618493 - CENTRALIA - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618494 - JERSEYVILLE - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618495 - CARLYLE - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618496 - SCHELLER - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618497 - CUTLER - Landline - FRONTIER NORTH, INC. - IL
Area Code 618498 - GRAFTON - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618499 - HARRISBURG - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618503 - CARBONDALE - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618504 - WATERLOO - - T-MOBILE USA, INC.
Area Code 618505 - TROY - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618507 - WOODLAWN - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618508 - FLORA - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618509 - BELLEVILLE - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618510 - SAINT ELMO - Landline - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Area Code 618512 - GRANITE CITY - Landline - SBC ATT ILLINOIS
Area Code 618513 - WHITTINGTON - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618514 - MARYVILLE - Cellphone - T-MOBILE USA, INC.
Area Code 618516 - FAIRFIELD - Landline - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618518 - RALEIGH - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618519 - CARBONDALE - Landline - DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL
Area Code 618520 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618521 - CARBONDALE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618522 - METROPOLIS - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618523 - GERMANTOWN - Landline - SBC ATT ILLINOIS
Area Code 618524 - BELKNAP - Landline - FRONTIER NORTH, INC. - IL
Area Code 618525 - CARBONDALE - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618526 - CARLYLE - Landline - SBC ATT ILLINOIS
Area Code 618527 - CARBONDALE - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618528 - CARBONDALE - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618529 - MAKANDA - Landline - FRONTIER NORTH, INC. - IL
Area Code 618530 - BRIGHTON - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618531 - COLLINSVILLE - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618532 - SANDOVAL - Landline - SBC ATT ILLINOIS
Area Code 618533 - SANDOVAL - Landline - SBC ATT ILLINOIS
Area Code 618534 - CARBONDALE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618535 - JERSEYVILLE - Cellphone - UNITED STATES CELLULAR CORP. - ILLINOIS
Area Code 618536 - CHAMPAIGN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618537 - LEBANON - Landline - SBC ATT ILLINOIS
Area Code 618538 - EAST CARONDELET - Landline - FRONTIER NORTH, INC. - IL
Area Code 618539 - NEW ATHENS - Landline - SBC ATT ILLINOIS
Area Code 618540 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618541 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618542 - DU QUOIN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618543 - KARNAK - Landline - FRONTIER NORTH, INC. - IL
Area Code 618544 - ROBINSON - Landline - FRONTIER NORTH, INC. - IL
Area Code 618545 - SANDOVAL - Landline - SBC ATT ILLINOIS
Area Code 618546 - ROBINSON - Landline - FRONTIER NORTH, INC. - IL
Area Code 618547 - IUKA - Landline - SBC ATT ILLINOIS
Area Code 618548 - CENTRALIA - Landline - SBC ATT ILLINOIS
Area Code 618549 - MURPHYSBORO - Landline - FRONTIER NORTH, INC. - IL
Area Code 618550 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618551 - E ST LOUIS - - PEERLESS NETWORK OF ILLINOIS, LLC - IL
Area Code 618552 - BROOKPORT - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618553 - ROBINSON - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618554 - ROBINSON - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618556 - JERSEYVILLE - Cellphone - UNITED STATES CELLULAR CORP. - ILLINOIS
Area Code 618557 - FLAT ROCK - Landline - FRONTIER NORTH, INC. - IL
Area Code 618558 - MARYVILLE - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618559 - CARBONDALE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618560 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618561 - CARBONDALE - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618562 - ANNAPOLIS - Cellphone - CELLULAR PROPERTIES, INC.
Area Code 618563 - PALESTINE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618564 - METROPOLIS - Landline - FRONTIER NORTH, INC. - IL
Area Code 618565 - GORHAM - Landline - FRONTIER NORTH, INC. - IL
Area Code 618566 - FREEBURG - Landline - FRONTIER NORTH, INC. - IL
Area Code 618567 - EAST ALTON - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618568 - DU QUOIN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618569 - WEST YORK - Landline - FRONTIER NORTH, INC. - IL
Area Code 618570 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618571 - PINCKNEYVILLE - - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618572 - FLORA - Landline - AT&T LOCAL
Area Code 618574 - AVISTON - - SBC INTERNET SERVICES, INC.
Area Code 618575 - ELKVILLE - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618576 - KAMPSVILLE - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618578 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618579 - MARION - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618580 - MARYVILLE - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618581 - MARYVILLE - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618582 - BREESE - -
Area Code 618583 - EAST SAINT LOUIS - Landline - SBC ATT ILLINOIS
Area Code 618584 - ROBINSON - Landline - FLAT ROCK TELEPHONE COOPERATIVE, INC.
Area Code 618585 - DORSEY - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618586 - ROBINSON - Landline - FRONTIER NORTH, INC. - IL
Area Code 618587 - SPARTA - Landline - FRONTIER NORTH, INC. - IL
Area Code 618588 - MASCOUTAH - Landline - FRONTIER NORTH, INC. - IL
Area Code 618589 - COLLINSVILLE - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618592 - STOY - Landline - ODIN TELEPHONE EXCHANGE, INC.
Area Code 618593 - BELLEVILLE - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618594 - HUEY - Landline - SBC ATT ILLINOIS
Area Code 618595 - ZEIGLER - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618596 - ROYALTON - Landline - FRONTIER NORTH, INC. - IL
Area Code 618597 - CENTRALIA - Cellphone - AMERICAN MESSAGING (AM), INC.
Area Code 618598 - CENTRALIA - Landline -
Area Code 618599 - FAIRFIELD - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618604 - EAST SAINT LOUIS - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618606 - COLLINSVILLE - - MCI WORLDCOM COMMUNICATIONS, INC. - IL
Area Code 618610 - GRANITE CITY - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618613 - BREESE - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618614 - ANNA - Landline - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618615 - CHESTER - Landline - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618616 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618617 - THOMPSONVILLE - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618620 - SESSER - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618621 - EWING - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618622 - BELLEVILLE - Landline - SBC ATT ILLINOIS
Area Code 618623 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618624 - LEBANON - Landline - SBC ATT ILLINOIS
Area Code 618625 - MULKEYTOWN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618626 - MARYVILLE - Cellphone -
Area Code 618627 - THOMPSONVILLE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618628 - LEBANON - Landline - SBC ATT ILLINOIS
Area Code 618629 - BELLE RIVE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618632 - LEBANON - Landline - SBC ATT ILLINOIS
Area Code 618633 - ALHAMBRA - Landline - MADISON TELEPHONE CO.
Area Code 618634 - ULLIN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618635 - STAUNTON - Landline - MADISON TELEPHONE CO.
Area Code 618636 - KARNAK - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618637 - ALHAMBRA - Landline - MADISON TELEPHONE CO.
Area Code 618638 - METROPOLIS - Landline - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618639 - JERSEYVILLE - Landline - GRAFTON TECHNOLOGIES, INC.-IL
Area Code 618641 - BELLEVILLE - Landline - SBC ATT ILLINOIS
Area Code 618642 - DU QUOIN - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618643 - MC LEANSBORO - Landline - FRONTIER NORTH, INC. - IL
Area Code 618644 - MARINE - Landline - HOME TELEPHONE CO. IL
Area Code 618645 - METROPOLIS - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618646 - EAST SAINT LOUIS - Landline - SBC ATT ILLINOIS
Area Code 618647 - NORRIS CITY - Landline - HAMILTON COUNTY TELEPHONE CO-OP
Area Code 618648 - MC LEANSBORO - Landline - HAMILTON COUNTY TELEPHONE CO-OP
Area Code 618649 - MOUNDS - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618650 - GLEN CARBON - Landline - SBC ATT ILLINOIS
Area Code 618651 - POCAHONTAS - Landline - FRONTIER NORTH, INC. - IL
Area Code 618652 - VIENNA - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618653 - JERSEYVILLE - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618654 - TRENTON - Landline - FRONTIER NORTH, INC. - IL
Area Code 618655 - GLEN CARBON - Landline - SBC ATT ILLINOIS
Area Code 618656 - GLEN CARBON - Landline - SBC ATT ILLINOIS
Area Code 618657 - BUNCOMBE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618658 - BELKNAP - Landline - FRONTIER NORTH, INC. - IL
Area Code 618659 - GLEN CARBON - Landline - SBC ATT ILLINOIS
Area Code 618660 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618661 - MC CLURE - Landline - SOUTHWESTERN BELL
Area Code 618662 - FLORA - Landline - FRONTIER NORTH, INC. - IL
Area Code 618663 - BENTON - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618664 - SMITHBORO - Landline - SBC ATT ILLINOIS
Area Code 618665 - FLORA - Landline - WABASH TELEPHONE COOPERATIVE, INC.
Area Code 618667 - SAINT JACOB - Landline - SBC ATT ILLINOIS
Area Code 618669 - POCAHONTAS - Landline - FRONTIER COMMUNICATIONS OF MIDLAND, INC.
Area Code 618670 - MARYVILLE - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618671 - COLLINSVILLE - Landline - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Area Code 618672 - HARRISBURG - Landline - SHAWNEE TELEPHONE CO.
Area Code 618673 - JOHNSONVILLE - Landline - WABASH TELEPHONE COOPERATIVE, INC.
Area Code 618674 - CARRIER MILLS - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618675 - POCAHONTAS - Landline - ALHAMBRA - GRANTFORK TELEPHONE CO.
Area Code 618676 - FLORA - Landline - FRONTIER NORTH, INC. - IL
Area Code 618677 - FREEBURG - Landline - FRONTIER NORTH, INC. - IL
Area Code 618678 - IUKA - Landline - WABASH TELEPHONE COOPERATIVE, INC.
Area Code 618679 - THEBES - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618680 - RIDGWAY - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618681 - CARTERVILLE - Landline - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618682 - GOLCONDA - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618683 - GOLCONDA - Landline - FRONTIER NORTH, INC. - IL
Area Code 618684 - VERGENNES - Landline - FRONTIER NORTH, INC. - IL
Area Code 618685 - MURPHYSBORO - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618686 - INGRAHAM - Landline - WABASH TELEPHONE COOPERATIVE, INC.
Area Code 618687 - VERGENNES - Landline - FRONTIER NORTH, INC. - IL
Area Code 618688 - EAST SAINT LOUIS - Landline - MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- IL
Area Code 618689 - LOUISVILLE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618690 - GREENVILLE - Landline - SBC ATT ILLINOIS
Area Code 618691 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618692 - GLEN CARBON - Landline - SBC ATT ILLINOIS
Area Code 618694 - MARION - Landline - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618695 - VIENNA - Landline - SHAWNEE TELEPHONE CO.
Area Code 618696 - MARYVILLE - Cellphone - T-MOBILE USA, INC.
Area Code 618697 - ANNA - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618698 - BELLEVILLE - Cellphone - T-MOBILE USA, INC.
Area Code 618699 - VANDALIA - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618703 - HOYLETON - Landline -
Area Code 618704 - BROWNSTOWN - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618707 - LAWRENCEVILLE - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618708 - SPARTA - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618709 - GRANITE CITY - Cellphone - T-MOBILE USA, INC.
Area Code 618710 - FREEBURG - Landline - CHARTER FIBERLINK - ILLINOIS, LLC - IL
Area Code 618712 - THEBES - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618713 - CARBONDALE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618715 - HARRISBURG - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618716 - SANDOVAL - Landline -
Area Code 618717 - BETHALTO - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618718 - ALTAMONT - Landline -
Area Code 618719 - COLUMBIA - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618721 - DE SOTO - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618722 - BELLEVILLE - - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618723 - OLNEY - Landline - FRONTIER NORTH, INC. - IL
Area Code 618724 - COELLO - Landline - FRONTIER NORTH, INC. - IL
Area Code 618725 - CHRISTOPHER - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618726 - O FALLON - - SBC INTERNET SERVICES, INC.
Area Code 618727 - CARTERVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618728 - EWING - Landline - HAMILTON COUNTY TELEPHONE CO-OP
Area Code 618729 - FIDELITY - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618731 - MOUNT VERNON - - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Area Code 618732 - WAYNE CITY - Landline - SBC ATT ILLINOIS
Area Code 618733 - CARTERVILLE - Landline - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Area Code 618734 - CAIRO - Landline - SBC ATT ILLINOIS
Area Code 618735 - WALTONVILLE - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618736 - WAYNE CITY - Landline - HAMILTON COUNTY TELEPHONE CO-OP
Area Code 618737 - COLLINSVILLE - Cellphone - USA MOBILITY WIRELESS, INC.
Area Code 618738 - MARYVILLE - Cellphone - USA MOBILITY WIRELESS, INC.
Area Code 618739 - BROOKPORT - - SPRINT SPECTRUM L.P.
Area Code 618740 - SALEM - Landline - LIGHTSPEED TELECOM, LLC - IL
Area Code 618741 - MARYVILLE - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618742 - GRAND CHAIN - Landline - SBC ATT ILLINOIS
Area Code 618743 - JOPPA - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618744 - SCOTT AIR FORCE BASE - Landline - SBC ATT ILLINOIS
Area Code 618745 - MOUNDS - Landline - SBC ATT ILLINOIS
Area Code 618746 - SCOTT AIR FORCE BASE - Landline - SBC ATT ILLINOIS
Area Code 618747 - DONGOLA - Landline - SBC ATT ILLINOIS
Area Code 618748 - MOUNDS - Landline - SBC ATT ILLINOIS
Area Code 618749 - CARLYLE - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618751 - ENERGY - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618752 - OLNEY - Landline - FRONTIER NORTH, INC. - IL
Area Code 618753 - CARLINVILLE - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618754 - OBLONG - Landline - FRONTIER NORTH, INC. - IL
Area Code 618755 - KEENES - Landline - SBC ATT ILLINOIS
Area Code 618756 - OPDYKE - Landline - HAMILTON COUNTY TELEPHONE CO-OP
Area Code 618757 - SPRINGERTON - Landline - HAMILTON COUNTY TELEPHONE CO-OP
Area Code 618758 - SPARTA - Landline - FRONTIER NORTH, INC. - IL
Area Code 618759 - VIENNA - - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618762 - WALTONVILLE - - DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL
Area Code 618763 - CHESTER - Landline - EGYPTIAN TELEPHONE COOPERATIVE ASSOCIATION
Area Code 618764 - THEBES - Landline - SBC ATT ILLINOIS
Area Code 618765 - BARTELSO - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618767 - SAINT LOUIS - - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618768 - MASCOUTAH - Landline - EGYPTIAN TELEPHONE COOPERATIVE ASSOCIATION
Area Code 618770 - HUTSONVILLE - Landline - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Area Code 618771 - VIENNA - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618772 - COLLINSVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618773 - DALE - Landline - HAMILTON COUNTY TELEPHONE CO-OP
Area Code 618774 - EVANSVILLE - Landline - EGYPTIAN TELEPHONE COOPERATIVE ASSOCIATION
Area Code 618775 - SALEM - Landline - ODIN TELEPHONE EXCHANGE, INC.
Area Code 618776 - UNITY - Landline - SBC ATT ILLINOIS
Area Code 618777 - CREAL SPRINGS - Landline - FRONTIER NORTH, INC. - IL
Area Code 618778 - PALMYRA - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618779 - MARYVILLE - Cellphone - NEXTEL COMMUNICATIONS, INC.
Area Code 618780 - CENTRALIA - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618781 - MARYVILLE - Cellphone - NEXTEL COMMUNICATIONS, INC.
Area Code 618782 - MARYVILLE - Cellphone - AMERICAN MESSAGING (AM), INC.
Area Code 618783 - WEST LIBERTY - Landline - FRONTIER NORTH, INC. - IL
Area Code 618784 - MARYVILLE - Cellphone - AMERICAN MESSAGING (AM), INC.
Area Code 618785 - MARISSA - Landline - EGYPTIAN TELEPHONE COOPERATIVE ASSOCIATION
Area Code 618786 - DOW - Landline - GRAFTON TELEPHONE CO.
Area Code 618787 - ASHLEY - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618788 - STONEFORT - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618789 - MARYVILLE - Cellphone - T-MOBILE USA, INC.
Area Code 618790 - DU QUOIN - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618791 - EDWARDSVILLE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618792 - MILLSTADT - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618793 - WILLOW HILL - Landline - FRONTIER NORTH, INC. - IL
Area Code 618795 - COLLINSVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618796 - ANNA - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618797 - GRANITE CITY - Landline - SBC ATT ILLINOIS
Area Code 618798 - VENICE - Landline - SBC ATT ILLINOIS
Area Code 618799 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618803 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618806 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618808 - LEBANON - Landline - CHARTER FIBERLINK - ILLINOIS, LLC - IL
Area Code 618816 - MOUNT VERNON - - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618821 - LOUISVILLE - - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Area Code 618822 - CENTRALIA - Landline - SBC ATT ILLINOIS
Area Code 618823 - E ST LOUIS - - T-MOBILE USA, INC.
Area Code 618824 - MARISSA - Landline - EGYPTIAN TELEPHONE COOPERATIVE ASSOCIATION
Area Code 618825 - BELLEVILLE - Landline - SBC ATT ILLINOIS
Area Code 618826 - SPARTA - Landline - FRONTIER NORTH, INC. - IL
Area Code 618827 - ANNA - Landline - FRONTIER NORTH, INC. - IL
Area Code 618829 - BEECHER CITY - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618830 - MARYVILLE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618833 - COBDEN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618835 - RINARD - Landline - WABASH TELEPHONE COOPERATIVE, INC.
Area Code 618836 - BUNKER HILL - Landline - FRONTIER COMMUNICATIONS OF MIDLAND, INC.
Area Code 618837 - CLAREMONT - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618838 - CLAREMONT - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618839 - CLAREMONT - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618841 - HARRISBURG - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618842 - FAIRFIELD - Landline - FRONTIER NORTH, INC. - IL
Area Code 618843 - CLAREMONT - Cellphone - CELLULAR PROPERTIES, INC.
Area Code 618844 - SAINT LOUIS - - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618845 - TAMMS - Landline - FRONTIER NORTH, INC. - IL
Area Code 618846 - VANDALIA - Landline - ODIN TELEPHONE EXCHANGE, INC.
Area Code 618847 - FAIRFIELD - Landline - FRONTIER NORTH, INC. - IL
Area Code 618850 - LOUISVILLE - -
Area Code 618853 - SPARTA - Landline - FRONTIER NORTH, INC. - IL
Area Code 618854 - GEFF - Landline - WABASH TELEPHONE COOPERATIVE, INC.
Area Code 618855 - E ST LOUIS - - NEUTRAL TANDEM-MISSOURI, LLC - MO
Area Code 618856 - PITTSBURG - - NEXTEL COMMUNICATIONS, INC.
Area Code 618857 - EAST SAINT LOUIS - - CHARTER FIBERLINK - ILLINOIS, LLC - IL
Area Code 618858 - COLLINSVILLE - Cellphone - SBC ATT ILLINOIS
Area Code 618859 - CHESTER - Landline - FRONTIER NORTH, INC. - IL
Area Code 618861 - CHESTER - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618863 - CALHOUN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618867 - MURPHYSBORO - Landline - FRONTIER NORTH, INC. - IL
Area Code 618869 - OLNEY - Landline - FRONTIER NORTH, INC. - IL
Area Code 618871 - ALLENDALE - - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Area Code 618873 - MARION - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618874 - EAST SAINT LOUIS - Landline - SBC ATT ILLINOIS
Area Code 618875 - EAST SAINT LOUIS - Landline - SBC ATT ILLINOIS
Area Code 618876 - VENICE - Landline - SBC ATT ILLINOIS
Area Code 618877 - MADISON - Landline - SBC ATT ILLINOIS
Area Code 618878 - MT CARMELL - - NEW CINGULAR WIRELESS PCS, LLC - GA
Area Code 618879 - OLNEY - Landline - FRONTIER NORTH, INC. - IL
Area Code 618881 - ALTAMONT - Landline - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Area Code 618882 - HIGHLAND - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618883 - BATCHTOWN - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618884 - LAWRENCEVILLE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618885 - GRAFTON - Landline - CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
Area Code 618886 - CREAL SPRINGS - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618887 - ALHAMBRA - Landline - SBC ATT ILLINOIS
Area Code 618888 - MORO - Landline - MADISON TELEPHONE CO.
Area Code 618889 - MARION - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618891 - TAMMS - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618892 - FARINA - Landline - SPRINT COMMUNICATIONS COMPANY, L.P. - IL
Area Code 618893 - MAKANDA - Landline - FRONTIER NORTH, INC. - IL
Area Code 618894 - ROYALTON - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618895 - KEENES - Landline - FRONTIER NORTH, INC. - IL
Area Code 618896 - FAIRFIELD - Landline - FRONTIER NORTH, INC. - IL
Area Code 618897 - CISNE - Landline - WABASH TELEPHONE COOPERATIVE, INC.
Area Code 618898 - JOHNSONVILLE - Landline - WABASH TELEPHONE COOPERATIVE, INC.
Area Code 618899 - MOUNT VERNON - - DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL
Area Code 618901 - ULLIN - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618902 - DONGOLA - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618903 - CYPRESS - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618904 - COBDEN - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618905 - SPARTA - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618906 - COULTERVILLE - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618907 - EVANSVILLE - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618908 - EVANSVILLE - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618909 - BALDWIN - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618910 - MARYVILLE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618912 - BRIDGEPORT - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618913 - CHESTER - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618914 - PERCY - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618915 - SPARTA - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618917 - WOOD RIVER - Cellphone - T-MOBILE USA, INC.
Area Code 618918 - CENTRALIA - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618919 - FAIRFIELD - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618920 - MARYVILLE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618921 - METROPOLIS - Landline - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618922 - ENERGY - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618923 - BENTON - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618924 - VERGENNES - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618925 - JOHNSTON CITY - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618926 - NORRIS CITY - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618927 - WEST SALEM - Cellphone - ALLIED WIRELESS COMMUNICATIONS, LLC DBA ALLTEL-IL
Area Code 618928 - SUMNER - Landline - FRONTIER NORTH, INC. - IL
Area Code 618929 - BELLEVILLE - Landline -
Area Code 618931 - GRANITE CITY - Landline - SBC ATT ILLINOIS
Area Code 618932 - ORIENT - Landline - FRONTIER NORTH, INC. - IL
Area Code 618933 - WEST FRANKFORT - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618934 - LEBANON - Landline - FRONTIER NORTH, INC. - IL
Area Code 618935 - WATERLOO - Landline - HARRISONVILLE TELEPHONE CO.
Area Code 618936 - CLAREMONT - Landline - FRONTIER NORTH, INC. - IL
Area Code 618937 - ORIENT - Landline - FRONTIER NORTH, INC. - IL
Area Code 618938 - WATERLOO - Landline - HARRISONVILLE TELEPHONE CO.
Area Code 618939 - COLUMBIA - Landline - HARRISONVILLE TELEPHONE CO.
Area Code 618940 - METROPOLIS - - COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL
Area Code 618941 - HERRIN - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618942 - JOHNSTON CITY - Landline - FRONTIER NORTH, INC. - IL
Area Code 618943 - SAINT FRANCISVILLE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618944 - MARION - - TELEPORT COMMUNICATIONS GROUP - CHICAGO
Area Code 618945 - SUMNER - Landline - FRONTIER NORTH, INC. - IL
Area Code 618946 - GRAFTON - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618947 - CLAREMONT - Landline - FRONTIER NORTH, INC. - IL
Area Code 618948 - SUMNER - Landline - FRONTIER NORTH, INC. - IL
Area Code 618949 - GOLCONDA - Landline - SHAWNEE TELEPHONE CO.
Area Code 618952 - JOHNSTON CITY - Landline - LEVEL 3 COMMUNICATIONS, LLC - IL
Area Code 618954 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618955 - GOREVILLE - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618956 - CARTERVILLE - Landline - DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL
Area Code 618960 - MARYVILLE - Cellphone - SPRINT SPECTRUM L.P.
Area Code 618962 - NORRIS CITY - Landline - FRONTIER NORTH, INC. - IL
Area Code 618963 - MC LEANSBORO - Landline - FRONTIER NORTH, INC. - IL
Area Code 618964 - CARBONDALE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618965 - CAMPBELL HILL - Landline - FRONTIER NORTH, INC. - IL
Area Code 618966 - CARMI - Landline - CROSSVILLE TELEPHONE CO.
Area Code 618967 - CARBONDALE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618968 - MAUNIE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618969 - MARION - Landline - DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL
Area Code 618970 - JOHNSTON CITY - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618971 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618972 - COLLINSVILLE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618973 - COLLINSVILLE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618974 - MARYVILLE - Cellphone - NEW CINGULAR WIRELESS PCS, LLC - IL
Area Code 618975 - COLLINSVILLE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618977 - EAST ALTON - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618978 - MARYVILLE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618979 - GRANITE CITY - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618980 - MARYVILLE - Cellphone - CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL
Area Code 618981 - CARTERVILLE - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618982 - CARRIER MILLS - Landline - FRONTIER NORTH, INC. - IL
Area Code 618983 - WEST FRANKFORT - Landline - FRONTIER NORTH, INC. - IL
Area Code 618984 - MULKEYTOWN - Landline - FRONTIER NORTH, INC. - IL
Area Code 618985 - MARION - Landline - FRONTIER NORTH, INC. - IL
Area Code 618986 - CARTERVILLE - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618987 - MARION - Landline - FRONTIER NORTH, INC. - IL
Area Code 618988 - JOHNSTON CITY - Landline - FRONTIER NORTH, INC. - IL
Area Code 618989 - JOHNSTON CITY - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618990 - CARRIER MILLS - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618992 - MARION - Landline - AERO COMMUNICATIONS, INC - IL
Area Code 618993 - PITTSBURG - Landline - FRONTIER NORTH, INC. - IL
Area Code 618994 - STONEFORT - Landline - FRONTIER NORTH, INC. - IL
Area Code 618995 - BUNCOMBE - Landline - FRONTIER NORTH, INC. - IL
Area Code 618996 - MARION - Landline - FRONTIER NORTH, INC. - IL
Area Code 618997 - PITTSBURG - Landline - FRONTIER NORTH, INC. - IL
Area Code 618998 - MARION - Landline - FRONTIER NORTH, INC. - IL